Finding the Fourth Proportional to 51,123.71, 70,549.34 and 28,462.71

Step by Step Solution

1. Step 1: Write the proportion equation
   51,123.71 : 70,549.34 = 28,462.71 : x
2. Step 2: Convert to fraction form
   51,123.71/70,549.34 = 28,462.71/x
3. Step 3: Cross multiply
   51,123.71x = 70,549.34 × 28,462.71
4. Step 4: Simplify right side
   51,123.71x = 2,008,025,157.58
5. Step 5: Solve for x
   x = 2,008,025,157.58/51,123.71
6. Step 6: Final answer
   x = 39,277.77